They are busy ________ (have) lunch.They are busy to have lunch.为什么看见有写的They are busy having lunch.都是对的么?为什么?

他们正忙着为考试做准备.They are busy ______ ______ the test. What are you busy ______? --______.--They are delicious. They are ______(she) great!what's ______?are you busy? 初一英语同义句转换:They are all busy with their homework all the time______ ______ _______are_______ busy_______ their homework they are busy ----------model planes 填词 They are v-- busy(忙） They are busy p______ using computers now ______ Tom ______ Mary can help me,for they are very busy.A.Both; and B.Either; or C.Whether; or D.Neither; nor What are they busy 后用加doing吗?（Wat are they busy doing?) 是They are all busy and happy 还是They are all happy and busy? 1.She e_______ whyshe likes dancing 2.同义句A:They are busy at work ,but they try to make time for funB:They are ____ ____ ,but they will often ______ _______ on fun They are busy ________ (have) lunch.They are busy to have lunch.为什么看见有写的They are busy having lunch.都是对的么?为什么? The students have ______ time for fun., They are always very busy.A.few B.a few C.little D.not 同义句 They are hurrying to work.They are _____ to work ______ ______ ______.They are hurrying to work.They are _____ to work ______ ______ ______. Some of ____(they) are busy with the orange picking. They are always busy with lessons.同义句